1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
5 #ifndef CHROME_BROWSER_CHROMEOS_DRIVE_FILE_SYSTEM_OBSERVER_H_
6 #define CHROME_BROWSER_CHROMEOS_DRIVE_FILE_SYSTEM_OBSERVER_H_
8 #include "chrome/browser/chromeos/drive/file_system/operation_delegate.h"
9 #include "components/drive/file_errors.h"
19 // Interface for classes that need to observe events from classes implementing
20 // FileSystemInterface.
21 // All events are notified on UI thread.
22 class FileSystemObserver
{
24 // Triggered when a content of a directory has been changed.
25 // |directory_path| is a virtual directory path (/drive/...) representing
27 virtual void OnDirectoryChanged(const base::FilePath
& directory_path
) {}
28 virtual void OnFileChanged(const FileChange
& file_change
) {}
30 // Triggared when a specific drive error occurred.
31 // |type| is a type of the error. |file_name| is a virtual path of the entry.
32 virtual void OnDriveSyncError(file_system::DriveSyncErrorType type
,
33 const base::FilePath
& file_path
) {}
36 virtual ~FileSystemObserver() {}
41 #endif // CHROME_BROWSER_CHROMEOS_DRIVE_FILE_SYSTEM_OBSERVER_H_